Weskus Sakekamer 27 August 2015
2016/06/242 Contents History –Use of Electricity –Eskom Renewables –Targets –REFIT –Resource Potential Wind Solar –Contributions to the Economy Closure and Questions
2016/06/243 History 1809: Voltaic Pile
2016/06/244 History First Demonstration of ARC Lamp
2016/06/245 History Du Toitspan Road, Kimberly
2016/06/246 History Telegraph line from Simon’s Town to Cape Town
2016/06/247 Time Ball
2016/06/248 History Pilgrim’s Rest Railway
2016/06/249 History Graaf Electric Light Works
2016/06/2410 History Charles Rudd (Newlands Cape Town) George Moodie (Rondebosch, Cape Town) Jimmy Logan ( Matjiesfontein) Sammy Marks (Pretoria)
2016/06/2411 History Table Bay Harbour Electric Light Works
2016/06/2412 History Victoria Falls Power Company
2016/06/2413 History Brakpan Power Station
2016/06/2414 History ESCOM
2016/06/2415 Recent changes
2016/06/2416
2016/06/2417 Renewable Energy Definition Energy that comes from natural resources: –Wind –Solar –Biomass –Hydro, etc. o Cyclical o Non-depletable
2016/06/2418 Renewable Energy Considerations for alternative energy sources: –Growth in Demand –Replacement of existing power plants –Conservation of coal resources –Emission of GHG
2016/06/2419 Renewable Energy
2016/06/2420 Renewable Energy
2016/06/2421 Renewable Energy Targets: 2003: –10000 GWh (1667MW) by % of estimated demand (41539 MW) 2014 –1600 MW (2 X 660 MW units) Wind: 600 MW Solar: 1000 MW IRP 2010 –42% Renewables by 2030
2016/06/2422 Renewable Energy Cost Assumptions and Plant Characteristics Plant Capital Cost (R/kW) Fixed O&M (R/kW) Variable O&M (R/kW) EfficiencyAvailabilityLifespan (Years) Existing Coal OCGT Liquid Fuels PWR Nuclear Landfill Gas Biomass Wind – CSP Central Receiver CSP Parabolic Trough Solar PV
2016/06/2423 Renewable Energy Launched in March 2009 R enewable E nergy F eed I n T ariff
2016/06/2424 Renewable Energy Key Objectives –Enabling environment –Price Guarantee –Reflection of Market / Economic / Political developments –Access to grid –Obligation to purchase power –Level playing field with conventional Generation –Critical mass of renewable Energy Investment –Self-sustaining market
2016/06/2425 Renewable Energy Technology tariff [Rand/kWh] Phase I Landfill gas power plant0,90 Small hydro power plant (less than 10MW)0,94 Wind power plant1,25 Concentrating solar power (CSP) with storage 2,10 Phase II Concentrating solar power (CSP) without storage 3,14 Biomass solid1,18 Biogas0,96 Photovoltaic systems (Large ground or roof mounted) 3,94 Concentrating Solar Power (CSP) Central Tower with storage capacity of 6 hours 2,31
2016/06/2426 Renewable Energy Bid 1 Breakdown Summary TechnologyNumberMW Wind7625 PV19630 CSP2150 TOTAL281405
2016/06/2427 Renewable Energy Bid 2 Breakdown Summary TechnologyNumberMW Wind7570 PV9423 CSP150 Hydro247 TOTAL191090
2016/06/2428 Renewable Energy
2016/06/2429 Renewable Energy Wind Projects - Average Price (R / kWh) 2011 (April) –Bid Window 1: R1.243 –Bid Window 2: R0.897 –Bid Window 3: R (April) –Bid Window 1: R1.284 –Bid Window 2: R1.008 –Bid Window 3: R0.737 (<Medupi)
2016/06/2430 Renewable Energy Wind Projects – Local Content Bid Window 1: R2391m (21.7%) Bid Window 2: R1638m (36.7%) Bid Window 3: R5627m (46.9%)
2016/06/2431 Renewable Energy
2016/06/2432 Renewable Energy
Thank You Questions?